When Olivia Benson grabs Soren West's arm to smack into the pole in the bodega, to get him to drop the knife, Olivia's arm is on the outside and it's her arm that actually hits the pole. In the next shot of her banging his arm, her arm is still in front of his but when it cuts to a close up, her arm is now gone with both her hands holding onto his arm.
According to a title screen, the Mauers live at 4751 39th Place, but when Tutuola and Carisi knock on the door, the address on the front of the house is 8543.
In one scene, Amanda and Olivia notice that Emerson Mauer has blue eyes, but Zachary and Rowan Mauer both have brown eyes, making it unlikely that Emerson is their biological child. However, the actress playing Rowan Mauer clearly has blue eyes, which can be seen during her testimony.
Benson speaks to Diane at her place of work about the potentially tragic news about her brother. It seems odd Benson would do this in public, in front of all Diane's customers and fellow employees. She really should have spoken to Diane after work at her home.